Diseases Starting With O
Opioid Use Disorder (OUD)
Opioid Use Disorder (OUD) is a chronic, relapsing medical condition characterized by the compulsive use of opioids despite harmful…
Opioid-Induced Respiratory Depression Prophylaxis
Opioid-induced respiratory depression (OIRD) remains one of the most critical and potentially fatal complications associated with …
Ophthalmia Neonatorum
Ophthalmia neonatorum, also known as neonatal conjunctivitis, is a form of eye infection occurring within the first 28 days of lif…
Open-Angle Glaucoma
Open-angle glaucoma, also known as primary open-angle glaucoma (POAG), is a chronic, progressive optic neuropathy characterized by…
Oily Skin
Oily skin is characterized by overproduction of sebum, a natural oil secreted by the sebaceous glands. While sebum is essential fo…
Ocular Rosacea
Ocular rosacea is a chronic, inflammatory eye condition associated with facial rosacea. It primarily affects the eyes and eyelids,…
Ocular Itching
Ocular itching is a common yet distressing condition that affects individuals of all ages. Characterized by an irresistible urge t…
Ocular Irritation
Ocular irritation refers to a condition characterized by discomfort, stinging, itching, or burning sensations in the eyes. Often a…
Ocular Hypertension
Ocular hypertension refers to a condition in which the intraocular pressure (IOP) within the eye is consistently higher than the n…
Ocular Histoplasmosis
Ocular Histoplasmosis Syndrome (OHS), also known as Presumed Ocular Histoplasmosis Syndrome (POHS), is a serious eye condition tha…
Obstructive Sleep Apnea Syndrome
Obstructive Sleep Apnea Syndrome (OSA) is a serious sleep-related breathing disorder characterized by repetitive episodes of upper…
Obstructive Pulmonary Disease
Obstructive pulmonary disease is a chronic respiratory disorder characterized by airflow limitation due to airway obstruction. Thi…